Related Clues:
- Some exchanges, quickly
- Real-time e-notes
- Web missive
- Alternative to text messages
- Send a note to, often
- Text alternative
- They're faster than e-mails
- Net receivables?
- Contacts 21st century-style
- iPhone function
- Cyberspace message
- Communicate by PC, in a way
- Alternatives to e-mail
- Keyboard correspondence
- Online delivery